And what is math?was the next question, which, somehow, brought the laugh on Norman.
And what is math?was the next question, which, somehow, brought the laugh on Norman.
“什么是‘数学’？”他又提出一个问题。诺尔曼不禁笑了。
And what is math?was the next question, which, somehow, brought the laugh on Norman.
“什么是‘数学’？”他又提出一个问题。诺尔曼不禁笑了。